Reuters: China, pilloried as the world’s biggest polluter, has quietly taken a lead in moving to a low carbon economy, an independent climate advisory group said on Friday. Although it is building one coal-fired power station a week and its carbon dioxide emissions have surged since 2002, from seven percent of the global total to more than 24 percent, China is also making strides in renewable energy and green technology. “Everybody sees China as this monster polluter, but it is doing so …